The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 28, 1978
Filed:
Apr. 09, 1975
Applicant:
Inventors:
Raj Nandan Prasad, Pierrefonds, CA;
Herman Hal Stein, Skokie, IL (US);
Karin Rosemarie Tietje, Philipsburg, CA;
Assignee:
Abbott Laboratories, North Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
2602 / ; 2102 / ; 424288 ;
Abstract
A group of .beta.-blockers represented by the formula ##STR1## wherein R is ##STR2## or ##STR3## and the physiologically compatible acid addition salts thereof. These .beta.-blockers are .beta.-adrenergic receptor blocking agents which are useful in the treatment of angina pectoris, heart arrhythmia, and high blood pressure.